In depth comparison and review of JBL E55BT and EPOS I SENNHEISER IMPACT MB 660 UC. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | JBL E55BT | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headset - Bluetooth - wireless - NFC - USB, 3.5 mm jack | |
|---|---|---|---|
| Weight | - | 227 g | |
| Colour | Blue | Black | Red | White | Dusty rose | - | |
| Headband Material | Fabric | - | |
| Recommended Use | Portable electronics | Portable electronics, computer | |
| Bluetooth Range (Operating Distance) | - | 25 m |
| SOUND QUALITY | JBL E55BT | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | - | Closed | |
| Foldable | Yes | Yes | Both headphones can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.0 | Bluetooth 4.2 | EPOS I SENNHEISER IMPACT MB 660 UC have a more advanced version of Bluetooth than JBL E55BT. |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Device ID Profile (DIP) | |
| Bluetooth Audio Codec | - | SBC, aptX | |
| Active Noise Cancelling | - | Yes | EPOS I SENNHEISER IMPACT MB 660 UC are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | NoiseGard active noise compensation | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 17 - 23000 Hz | EPOS I SENNHEISER IMPACT MB 660 UC offer a larger frequency range than JBL E55BT. |
| Total Harmonic Distortion (THD) | - | <0.5% | |
| Sensitivity | - | 118 dB | |
| Impedance | 32 Ohm | 46 Ohm | |
| Diaphragm | 50 mm | - |
| MICROPHONE | JBL E55BT | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Frequency Response | - | 150 - 6800 Hz | |
| Microphones Included | - | 3 |
| REMOTE CONTROL | JBL E55BT | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Controls | Remote control | - |
|---|
| CABLE | JBL E55BT | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Cable Type | Headphones cable - detachable - anti tangle | Audio cable Micro-USB cable |
|
|---|---|---|---|
| Detachable Cable | Yes | - |
| BATTERY AND CHARGING | JBL E55BT | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Battery Type | Headphone battery rechargeable | Headset battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 700 mAh | |
| Battery Life | 20 hour(s) | 30 hours | EPOS I SENNHEISER IMPACT MB 660 UC lasts longer on a single charge than the JBL E55BT. |
| Standby Time | - | 360 hours | |
| Charging Time | 2 hour(s) | 3 hours | JBL E55BT recharge faster than JBL E55BT. |
| WIRELESS LINK | JBL E55BT | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Transmission Range | - | 25 m |
|---|
| CONNECTIONS | JBL E55BT | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | - |
|---|
| OTHERS | JBL E55BT | EPOS I SENNHEISER IMPACT MB 660 UC |
|---|
| Included Accessories | Charging cable | Carrying case, Bluetooth adapter, airplane adapter | |
|---|---|---|---|
| Service & Support | Limited warranty - parts and labour - 1 year | Limited warranty - 2 years |
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